ALB and chronic kidney disease: Although HbA1c is widely used as a target of glycemic control, it cannot reflect glucose variability or extent of hypoglycemia.25 There is a need to consider FBG level in practice, and the information on optimal on-treatment FBG levels may be relevant in treatment of patients with CKD, among whom hypoglycemia is common.26,27 In addition, the biennial measurement of urine albumin and serum creatinine could potentially lead to errors in time to event analyses.